Don’t you know who I think I am?

I worked with a lady who once sniffed and said, “Don’t you know who I think I am?”

https://twitter.com/BarsottiKlb

A messed up phrase

1. Don’t you know who I am?,… and
2. …who I think I am.

Source of this messed up phrase

I worked with a lady who once sniffed and said, "Don't you know who I think I am?"

— KLBBarsotti (@BarsottiKlb) January 28, 2020